CN111426914A - 5G communication cable fault monitoring system - Google Patents
5G communication cable fault monitoring system Download PDFInfo
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- CN111426914A CN111426914A CN202010358749.9A CN202010358749A CN111426914A CN 111426914 A CN111426914 A CN 111426914A CN 202010358749 A CN202010358749 A CN 202010358749A CN 111426914 A CN111426914 A CN 111426914A
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- 238000004891 communication Methods 0.000 title claims abstract description 36
- 238000012544 monitoring process Methods 0.000 title claims abstract description 24
- 239000003990 capacitor Substances 0.000 claims abstract description 47
- 238000005070 sampling Methods 0.000 claims abstract description 21
- 230000002159 abnormal effect Effects 0.000 abstract description 12
- 238000001914 filtration Methods 0.000 abstract description 8
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- 238000005516 engineering process Methods 0.000 description 3
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
- G01R31/083—Locating faults in cables, transmission lines, or networks according to type of conductors in cables, e.g. underground
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Abstract
The invention discloses a 5G communication cable fault monitoring system which comprises a signal sampling module and a compensation feedback module, wherein the signal sampling module samples a 5G communication cable signal, the signal sampling module is connected with the compensation feedback module, the compensation feedback module uses a triode Q1, a capacitor C3, an inductor L and a capacitor C2 to form a high-frequency compensation circuit to widen the passband of the signal, in order to further ensure the accuracy of filtering disturbance signals, the inductor L is prevented from being punctured by abnormal high-level signals, a triode Q4 is used for detecting signals at the output end of an operational amplifier AR2, the abnormal high-level signals are subjected to voltage division through a resistor R14, finally an operational amplifier AR 7 is used for amplifying signals in phase, the triode Q5 further uses a triode operational amplifier AR3 to output signals and a triode Q3 emitter signal potential difference, a triode Q2 is used for feeding back signals to the output end of an operational amplifier AR2, the peak value of the operational amplifier AR3 is further calibrated, and a 5G communication cable fault monitoring system terminal can timely respond to the 5G communication.
Description
Technical Field
The invention relates to the technical field of 5G communication, in particular to a 5G communication cable fault monitoring system.
Background
The research and development heat of 5G technology around the world is high at present, mainstream standardization organizations at home and abroad recognize the urgency of 5G technology development at the present stage and make related 5G research and development plans, along with the development from 4G to 5G, the user demand is continuously improved, the indoor and outdoor data services are greatly expanded, the carrier frequency is also greatly improved, and the requirement on 5G communication cables is higher and higher on the basis of the improvement of the carrier frequency; the data that 5G communication cable bore is more, and transmission efficiency is faster, and the controllable degree of 5G communication cable fault rate reduces simultaneously, and the influence that causes is also big more, needs real-time to 5G communication cable signal monitoring to in time respond to.
Disclosure of Invention
In view of the above situation, in order to overcome the defects of the prior art, an object of the present invention is to provide a 5G communication cable fault monitoring system, which can sample and calibrate a 5G communication cable signal and convert the signal into a trigger signal of a 5G communication cable fault monitoring system terminal.
The technical scheme for solving the problem is that the 5G communication cable fault monitoring system comprises a signal sampling module and a compensation feedback module, wherein the signal sampling module samples a 5G communication cable signal, the signal sampling module is connected with the compensation feedback module, and an output signal of the compensation feedback module is sent to a 5G communication cable fault monitoring system terminal through a signal emitter E1;
the compensation feedback module comprises a triode Q, the base electrode of the triode Q is connected with one end of a resistor R and the output port of a signal sampling module, the collector electrode of the triode Q is connected with one end of a resistor R and one end of a capacitor C, the emitter electrode of the triode Q is connected with the resistor R, one end of the capacitor C and the sliding end of a variable resistor RW, the resistor R and the other end of the capacitor C are grounded, the other end of the resistor R is connected with +5V, the other end of the capacitor C is connected with an inductor 2 and one end of the resistor R, the other end of the resistor R is connected with the resistor R, one end of the capacitor R and the other end of the inductor R, the other end of the resistor R is connected with one end of a variable resistor RW, the other end of the variable resistor RW is connected with the emitter electrode of the triode Q, the other end of the resistor R is connected with the in-phase input end of an amplifier AR, the anti-phase input end of the operational amplifier AR is connected with the base electrode of the triode Q, the cathode of a diode D, the anode of the diode AR, the output end of the operational amplifier AR is connected with the collector electrode of the operational amplifier Q, the emitter electrode of the operational amplifier R is connected with the emitter electrode of the amplifier Q, the emitter electrode of the resistor R is connected with the emitter electrode of the amplifier, the emitter electrode of the amplifier Q, the emitter electrode of the amplifier, the emitter electrode of the amplifier, the resistor R, the emitter electrode of the amplifier, the emitter electrode of the amplifier R, the emitter electrode of.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following advantages;
1. the triode Q1, the capacitor C3, the inductor L2 and the capacitor C2 are used for forming a passband of a high-frequency compensation circuit broadened signal, so that the stability of the signal frequency when the signal is sent to a 5G communication cable fault monitoring system terminal is ensured, wherein the inductor L2, the capacitor C2 and the resistor R14 form a series resonance loop, when the signal frequency is abnormal, series resonance can be caused at the moment, the voltage at two ends of a load resistor R1 is high, the inductor L2 just compensates the upper limit of the signal frequency, the passband of the signal is broadened, the effect of eliminating the abnormal frequency of the signal is achieved, on the basis of the stable frequency, an operational amplifier AR1, the operational amplifier AR2, the capacitor C4 and the capacitor C5 are used for forming a composite circuit for filtering a disturbance signal in the signal, at the moment, the disturbance signal in the signal is in an abnormal high-frequency state, the capacitor C5 is a coupling capacitor, the normal signal frequency is limited, at the moment, the inductor L3 is used for filtering the abnormal high-frequency signal, the disturbance signal, the effect;
2. in order to further ensure the accuracy of filtering disturbance signals and avoid breakdown of an inductor L3 by abnormal high-level signals, a triode Q4 is used for detecting signals at the output end of an operational amplifier AR2, the abnormal high-level signals are subjected to voltage division through a resistor R14, and finally the operational amplifier AR3 is used for amplifying signals in phase to ensure the signal strength, in order to ensure the accuracy of triggering signals, the triode Q5 further outputs signals through a triode operational amplifier AR3, the signal potential difference of an emitter of the triode Q3 is subjected to amplitude limiting through a diode D2 and a diode D3 to provide potential for the base of the triode Q2, a triode Q2 is used for feeding back signals to the output end of the operational amplifier AR2, the peak value of the output signals of the operational amplifier AR3 is further calibrated to ensure the accuracy of receiving signals at the 5G communication cable fault monitoring system terminal, and the 5G communication cable fault monitoring system terminal can timely respond to 5.
Drawings
Fig. 1 is a block diagram of a compensation feedback module of a 5G communication cable fault monitoring system according to the present invention.
Fig. 2 is a signal sampling block diagram of a 5G communication cable fault monitoring system according to the present invention.
Detailed Description
The foregoing and other aspects, features and advantages of the invention will be apparent from the following more particular description of embodiments of the invention, as illustrated in the accompanying drawings in which reference is made to figures 1-2. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.
In the first embodiment, a 5G communication cable fault monitoring system includes a signal sampling module and a compensation feedback module, wherein the signal sampling module samples a 5G communication cable signal, the signal sampling module is connected with the compensation feedback module, and a signal output by the compensation feedback module is sent to a 5G communication cable fault monitoring system terminal through a signal transmitter E1;
the compensation feedback module utilizes a triode Q, a capacitor C, an inductor 2 and a capacitor C to form a high-frequency compensation circuit to widen the pass band of a signal so as to ensure the stability of the signal frequency when the signal is transmitted to a 5G communication cable fault monitoring system terminal, wherein the inductor 2, the capacitor C and a resistor R form a series resonance loop, when the signal frequency is abnormal, series resonance is caused at the moment, the voltage height at two ends of a load resistor R is high, the inductor 2 just compensates the upper limit of the signal frequency, the pass band of the signal is widened, the effect of eliminating the abnormal frequency of the signal is achieved, the triode Q plays a role of amplifying the signal voltage, the capacitor C plays a role of a bypass capacitor, the capacitor C plays a role of a coupling capacitor, on the basis of the frequency stability, the operational amplifier AR, the capacitor C and the capacitor C form a composite circuit to filter a disturbance signal in the signal, the capacitor C plays a role of a decoupling capacitor, the signal noise ratio at two ends of the operational amplifier AR is reduced, the detection of the operational amplifier AR, the operational amplifier Q detects two ends of the operational amplifier, the differential voltage division function of limiting, the signal amplitude of the amplifier is limited signal, the limited signal amplitude of the limited signal amplitude is limited signal, the operational amplifier AR is limited signal amplitude, the operational amplifier is limited signal amplitude of the amplifier AR, the amplifier AR is the operational amplifier, the amplifier is the amplifier, the amplifier Q, the amplifier is the amplifier Q, the amplifier is the amplifier, the amplifier Q, the amplifier is the amplifier, the amplifier Q, the amplifier is a high-amplitude of the amplifier, the amplifier Q, the amplifier is a high-frequency of the amplifier, the amplifier is the amplifier, the amplifier is further, the amplifier is used as;
the compensation feedback module is specifically structured, a base electrode of the triode Q is connected with one end of a resistor R and an output port of the signal sampling module, a collector electrode of the triode Q is connected with one end of a resistor R and one end of a capacitor C, an emitter electrode of the triode Q is connected with the resistor R, one end of the capacitor C and a sliding end of a variable resistor RW, the resistor R and the other end of the capacitor C are grounded, the other end of the resistor R is connected with +5V, the other end of the capacitor C is connected with an inductor 2 and one end of the resistor R, the other end of the resistor R is connected with the resistor R, one end of the capacitor R and the other end of the inductor R, the other end of the resistor R is connected with one end of a variable resistor RW, the other end of the variable resistor RW is connected with an emitter electrode of the triode Q, the other end of the resistor R is connected with a non-inverting input end of an amplifier AR, the inverting input end of the operational amplifier AR is connected with the base electrode of the triode Q, the cathode of a diode D, the anode electrode of the diode AR, the output end of the operational amplifier AR is connected with the collector electrode of the operational amplifier Q, the collector electrode of the operational amplifier R, the emitter electrode of the operational amplifier Q is connected with the emitter electrode of the amplifier Q, the emitter electrode of the amplifier Q, the amplifier R is connected with the emitter electrode of the amplifier Q, the emitter electrode of the amplifier Q, the amplifier, the emitter electrode of the amplifier R, the.
In a second embodiment, on the basis of the first embodiment, the signal sampling module selects a signal sampler J1 with a model of DAM-3056AH to sample a 5G communication cable signal, a voltage regulator tube D1 stabilizes the voltage, a capacitor C1 filters the voltage, a power supply end of the signal sampler J1 is connected to +5V, a ground end of the signal sampler J1 is grounded, an output end of the signal sampler J1 is connected to a negative electrode of a voltage regulator tube D1 and one end of a resistor R1, an anode of the voltage regulator tube D1 is grounded, the other end of the resistor R1 is connected to one end of a capacitor C1, the other end of the capacitor C1 is connected to one end of a resistor R2 and a signal input port of the compensation feedback module, and the other end of the resistor R2 is.
When the system is used, a 5G communication cable fault monitoring system comprises a signal sampling module and a compensation feedback module, wherein the signal sampling module samples signals of a 5G communication cable, the signal sampling module is connected with the compensation feedback module, output signals of the compensation feedback module are transmitted to a 5G communication cable fault monitoring system terminal through a signal transmitter E, the compensation feedback module utilizes a triode Q, a capacitor C, an inductor 2 and a capacitor C to form a high-frequency compensation circuit to widen the pass band of the signals, so that the stability of the signal frequency when the signals are transmitted to the 5G communication cable fault monitoring system terminal is ensured, the inductor 2, the capacitor C and a resistor R form a series resonance loop, when the signal frequency is abnormal, the series resonance is caused, the voltage height at two ends of a load resistor R is enabled to just compensate the upper limit of the signal frequency, the widened pass band of the signals is realized, the effect of eliminating the abnormal frequency of the signals is achieved, the effect of amplifying the signal voltage is achieved, the capacitor C is a bypass capacitor, the capacitor C plays a role of filtering the signal amplifying the signal voltage, the effect of filtering the signal voltage, the AR is the effect of filtering the noise of filtering a coupled capacitor C, on the basis of frequency stabilization of the frequency disturbance of the frequency of a triode Q, the signal output signal, the signal is further reduced, the noise of an AR 3A signal is ensured, the signal is further reduced, the effect of the signal output of the signal disturbance of the signal detection of the amplifier, the amplifier is further, the amplifier is realized, the amplifier is realized by the amplifier, the amplifier is further, the amplifier is realized, the amplifier is realized by the amplifier.
While the invention has been described in further detail with reference to specific embodiments thereof, it is not intended that the invention be limited to the specific embodiments thereof; for those skilled in the art to which the present invention pertains and related technologies, the extension, operation method and data replacement should fall within the protection scope of the present invention based on the technical solution of the present invention.
Claims (2)
1. A5G communication cable fault monitoring system comprises a signal sampling module and a compensation feedback module, and is characterized in that the signal sampling module samples a 5G communication cable signal, the signal sampling module is connected with the compensation feedback module, and an output signal of the compensation feedback module is sent to a 5G communication cable fault monitoring system terminal through a signal transmitter E1;
the compensation feedback module comprises a triode Q, the base electrode of the triode Q is connected with one end of a resistor R and the output port of a signal sampling module, the collector electrode of the triode Q is connected with one end of a resistor R and one end of a capacitor C, the emitter electrode of the triode Q is connected with the resistor R, one end of the capacitor C and the sliding end of a variable resistor RW, the resistor R and the other end of the capacitor C are grounded, the other end of the resistor R is connected with +5V, the other end of the capacitor C is connected with an inductor 2 and one end of the resistor R, the other end of the resistor R is connected with the resistor R, one end of the capacitor R and the other end of the inductor R, the other end of the resistor R is connected with one end of a variable resistor RW, the other end of the variable resistor RW is connected with the emitter electrode of the triode Q, the other end of the resistor R is connected with the in-phase input end of an amplifier AR, the anti-phase input end of the operational amplifier AR is connected with the base electrode of the triode Q, the cathode of a diode D, the anode of the diode AR, the output end of the operational amplifier AR is connected with the collector electrode of the operational amplifier Q, the emitter electrode of the operational amplifier R is connected with the emitter electrode of the amplifier Q, the emitter electrode of the resistor R is connected with the emitter electrode of the amplifier, the emitter electrode of the amplifier Q, the emitter electrode of the amplifier, the emitter electrode of the amplifier, the resistor R, the emitter electrode of the amplifier, the emitter electrode of the amplifier R, the emitter electrode of.
2. The 5G communication cable fault monitoring system as claimed in claim 1, wherein the signal sampling module comprises a DAM-3056AH signal sampler J1, a power supply terminal of the signal sampler J1 is connected with +5V, a ground terminal of the signal sampler J1 is connected with ground, an output terminal of the signal sampler J1 is connected with a negative electrode of a voltage regulator D1 and one end of a resistor R1, an anode of the voltage regulator D1 is connected with ground, the other end of the resistor R1 is connected with one end of a capacitor C1, the other end of the capacitor C1 is connected with one end of the resistor R2 and a signal input port of the compensation feedback module, and the other end of the resistor R2 is connected with ground.
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| CN202010358749.9A CN111426914B (en) | 2020-04-29 | 2020-04-29 | 5G communication cable fault monitoring system |
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| CN202010358749.9A CN111426914B (en) | 2020-04-29 | 2020-04-29 | 5G communication cable fault monitoring system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113242095A (en) * | 2021-06-29 | 2021-08-10 | 岁兰 | Computer electronic communication system |
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Effective date of registration: 20201026 Address after: 100043 No. 35, Shijingshan Road, Beijing, Shijingshan District Applicant after: CHINA RAILWAY 22ND BUREAU GROUP Co.,Ltd. Applicant after: EE CO., LTD. OF CHINA RAILWAY 22ND BUREAU Group Address before: 450000 huabanli East District, Sanquan Road, Huayuan Road, Jinshui District, Zhengzhou City, Henan Province Applicant before: Liu Yingxue |
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